[network-manager-vpnc] (9 commits) ...service: merge branch 'th/vpn-plugin-debug-bgo766872'

[Thomas Haller <thaller src gnome org>]

Summary of changes:

  c989e67... service: namespace global variables by putting them into a  (*)
  3533d42... shared: add shared file "shared/nm-vpn/nm-vpn-plugin-macros (*)
  07aefc0... service: replace g_log() by new logging macros (*)
  cc50ece... service: refactor write_config_option() to print via _LOGD( (*)
  796628f... service: don't print passwords to logging output (*)
  6ba834e... service: allow setting log_level via environment variable N (*)
  331fefa... service: configure Debug option for vpnc based on log-level (*)
  8f46276... service: pass the log-level and logging-prefix to the helpe (*)
  71b2990... service: merge branch 'th/vpn-plugin-debug-bgo766872'

(*) This commit already existed in another branch; no separate mail sent